The author explains the risk- informed safety management concerning its development,status quo,and achievements made,in an at- tempt to make out the trend of improving regulations on the nuclear safety through risk-informed methods.

This paper illustrates the use of the risk-informed structure, system, and component categorizations based on a pilot study of the Chinese Daya Bay nuclear power plant.

In order to make the requirements reasonable, the risk-informed categorization of SSCs has been presented.

Voltage security assessment for on-line risk index and its sensitivity;

Analysis on the applicability of water-supply risk indexes for water resources system during drought period;

According to the practice of control chart analysis (CCA) in the management of coal mine safety, it is showed that the application of control chart analysis in the statistical analysis of risk indexes can scientifically judge the developing trend of risk indexes, assess the improvement or degeneration of system and verify the effectiveness of safety measures.

Dam-breach consequence synthetical function is applied to estimate risk index to evaluate dam risk.

In this paper, the author will introduce an applied method for achieving risk index in project system exertion, which utilize some TPMs to do that.

This model adopts the evaluation policy from bottom to top and from local to global, calculates the risk indexes of service,.

To combine the hidden danger indices and the risk indices, a scientific and practical dynamic method of safety assessment of ship manoeuvring is established using fuzzy.

Risk management is one of the very important aspects of construction project management, and risk indices are one of the very important contents reflecting the risk of construction project.